Trailhead Overview

The Gregory Canyon Trailhead can be used to access Boulder's extensive Open Space and Mountain Parks system. This trailhead is closer to and more conveinent for accessing The Amphitheater, Flagstaff Mountain Trail, and the Saddle Rock Trail on Green Mountain.

Driving Directions

From Downtown Boulder (Canyon and Broadway):

Take Broadway (Hwy 93) south 1.4 miles, past CU's campus, to Baseline Rd. Turn right (west) on Baseline and proceed 1.45 miles up Baseline. The entrace to the Gregory Canyon TH is on the left, just past the small bridge and fire danger sign. The small lot usually fills early. You can overflow park along the access road, and along the south side of Baseline, between here and the entrance to Chautauqua.

From Denver:

Take US36 west from Denver (near I-25 and I-76), to Baseline Rd. Exit from US36 and turn left (west) on Baseline and proceed 1.8 miles up Baseline. The entrace to the Gregory Canyon TH is on the left, just past the small bridge and fire danger sign. The small lot usually fills early. You can overflow park along the access road, and along the south side of Baseline, between here and the entrance to Chautauqua.